Detroit, June 25, 2012 — DTE Energy announced promotions and leadership development moves that include Peter Oleksiak being named senior vice president of finance and James Tompkins being named vice president, effective Sept. 1, 2012. "These leadership changes continue our efforts to create a world-class CFO organization," said David E. Meador, DTE Energy executive vice president and chief financial officer. "Working together, these leaders and their teams are helping to build our reputation as a company with a track record of meeting financial commitments and ac...